Update protobuf blog to match new content in example repo (#60)
Update protobuf blog to match new content in example repo (#60)

* Update blog to match new content in example repo

: https://github.com/cgrushko/proto_library/

* Linkify urls + delete comment about Bazel 0.4.4

davidzchen/bazel-blog,davidzchen/bazel-blog,bazelbuild/bazel-blog,davidzchen/bazel-blog,bazelbuild/bazel-blog,davidzchen/bazel-blog,bazelbuild/bazel-blog